Pith Number

pith:DWF3LBR6

pith:2014:DWF3LBR6R7IPBBJFSKXBYJIL3K

not attested not anchored not stored refs pending

Canonical coordinates for the planetary problem

Gabriella Pinzari

arxiv:1407.5333 v2 · 2014-07-20 · math.DS · math-ph · math.CA · math.HO · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWF3LBR6R7IPBBJFSKXBYJIL3K}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:33:01.092908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8bb5863e8fd0f0852592ae1c250bdaa719ee0a89dd60661da97294f131fd63

Aliases

arxiv: 1407.5333 · arxiv_version: 1407.5333v2 · doi: 10.48550/arxiv.1407.5333 · pith_short_12: DWF3LBR6R7IP · pith_short_16: DWF3LBR6R7IPBBJF · pith_short_8: DWF3LBR6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DWF3LBR6R7IPBBJFSKXBYJIL3K \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1d8bb5863e8fd0f0852592ae1c250bdaa719ee0a89dd60661da97294f131fd63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d53eb2e39fd65f063b6b8b1aa2f2a40f3119af9dec7c766e2612aac389aeb122",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.HO",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-07-20T20:06:04Z",
    "title_canon_sha256": "4b272bd7c5bbaf0b15a5fb9765270bd15f9650505941858d0148e1113f3ac74b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5333",
    "kind": "arxiv",
    "version": 2
  }
}